diff --git a/os/kernel/include/chmsg.h b/os/kernel/include/chmsg.h
index d1a9aa472..d1200e7a7 100644
--- a/os/kernel/include/chmsg.h
+++ b/os/kernel/include/chmsg.h
@@ -55,18 +55,6 @@
  */
 #define chMsgGet(tp) ((tp)->p_msg)
 
-/**
- * @brief   Returns the message carried by the specified thread.
- * @pre     This function must be invoked immediately after exiting a call
- *          to @p chMsgWait().
- *
- * @param[in] tp        pointer to the thread
- * @return              The message carried by the sender.
- *
- * @sclass
- */
-#define chMsgGetS(tp) ((tp)->p_msg)
-
 /**
  * @brief   Releases the thread waiting on top of the messages queue.
  * @pre     Invoke this function only after a message has been received
diff --git a/readme.txt b/readme.txt
index f5e095d6e..1a51da95e 100644
--- a/readme.txt
+++ b/readme.txt
@@ -251,6 +251,7 @@
 - CHANGE: Removed the chioch.h header from the kernel, now channels interface
   is exported by the HAL. Removed functions chPutWouldBlock() and
   chGetWouldBlock().
+- CHANGE: Removed macro chMsgGetS(), chMsgGet() is still available.
 - CHANGE: chprintf() now takes a BaseSequentialStream as parameter instead
   of a BaseChannel making it more generic.
 - CHANGE: Now the shell requires a BaseSequentialStream instead of a